Base | Representation |
---|---|
bin | 10000001111100… |
… | …11010101110001 |
3 | 100111101212201201 |
4 | 20013303111301 |
5 | 234340404100 |
6 | 21304331201 |
7 | 3243134203 |
oct | 1007632561 |
9 | 314355651 |
10 | 136263025 |
11 | 6aa0a478 |
12 | 39773b01 |
13 | 222cc412 |
14 | 14150773 |
15 | be6936a |
hex | 81f3571 |
136263025 has 18 divisors (see below), whose sum is σ = 175020482. Its totient is φ = 105235200.
The previous prime is 136262989. The next prime is 136263067. The reversal of 136263025 is 520362631.
136263025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 9 ways, for example, as 7054336 + 129208689 = 2656^2 + 11367^2 .
It is not a de Polignac number, because 136263025 - 211 = 136260977 is a prime.
It is a super-2 number, since 2×1362630252 = 37135223964301250, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 136262984 and 136263002.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 17785 + ... + 24265.
Almost surely, 2136263025 is an apocalyptic number.
It is an amenable number.
136263025 is a deficient number, since it is larger than the sum of its proper divisors (38757457).
136263025 is an equidigital number, since it uses as much as digits as its factorization.
136263025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6549 (or 6515 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 28.
The square root of 136263025 is about 11673.1754462957. The cubic root of 136263025 is about 514.5876298038.
The spelling of 136263025 in words is "one hundred thirty-six million, two hundred sixty-three thousand, twenty-five".
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